Home / 97,667.25-147,232.91-91,157.24

Finding the Fourth Proportional to 97,667.25, 147,232.91 and 91,157.24

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Solution

The fourth proportional to 97,667.25, 147,232.91 and 91,157.24 is: 137,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,667.25 : 147,232.91 = 91,157.24 : x
  2. Step 2: Convert to fraction form
    97,667.25/147,232.91 = 91,157.24/x
  3. Step 3: Cross multiply
    97,667.25x = 147,232.91 × 91,157.24
  4. Step 4: Simplify right side
    97,667.25x = 13,421,345,414.78
  5. Step 5: Solve for x
    x = 13,421,345,414.78/97,667.25
  6. Step 6: Final answer
    x = 137,419.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.